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Engineering

All articles tagged 'Engineering'

Fixing Broken Traces in GCP Cloud Run

Fixing Broken Traces in GCP Cloud Run: A Custom OpenTelemetry Propagator

GCP's load balancer silently rewrites your traceparent header, orphaning spans in any OTLP backend. Here's the custom propagator that fixes it.

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Prathamesh Sonpatki

Prathamesh Sonpatki

Why Your PromQL Availability Query Returns Nothing When Services Are Healthy

Why Your PromQL Availability Query Returns Nothing When Services Are Healthy

Your SLI query shows 100% availability as No Data. Here's why PromQL returns empty results instead of zero — and the label-preserving fix.

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Prathamesh Sonpatki

Prathamesh Sonpatki

Instrumenting WordPress with OpenTelemetry: PHP Tracing, Browser RUM, and Error Capture in Production

Instrumenting WordPress with OpenTelemetry: PHP Tracing, Browser RUM, and Error Capture in Production

WordPress powers 40% of the web but has no native observability story. Here's how to instrument it end-to-end with OpenTelemetry - PHP, browser RUM, and errors.

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Prathamesh Sonpatki

Prathamesh Sonpatki